"DINO" DON LESSEM has written more than 50 books on dinosaurs and other animals for children and adults. He led the construction of the largest dinosaur skeleton, Argentinosaurus, and the largest meat-eating dinosaur, Gigantosaurus. Lessem was adviser on the movie Jurassic Park. He has hosted and written television documentaries. He creates museum exhibitions on dinosaurs and created the two largest charities for dinosaur research.
Artist FRANCO TEMPESTA specializes in naturalistic illustration with a specialty in realistic illustration of dinosaurs and primitive mammals. From 1995 to 2001 he taught illustration at the Palladio's Institute of Graphic Design in Verona, Italy. Tempesta is the 2016 recipient of the Lanzendorf PaleoArt Prize for 2-D art from the Society of Vertebrate Paleontology. He has illustrated several books for National Geographic Kids.